Answer:The answer is C) Division of labor.
Explanation:They needed labor to do all the other three and im prtty sure this is correct Although it was hard
D paper money. The ancient Romans did not use any paper money instead their currency was coins.
There are about 8.2 million people that visit Texas a year.
Answer:
One of the most famous map projections is the Mercator, created by a Flemish cartographer and geographer, Graduates Mercator in 1569. It became the standard map projection for nautical purposes because of its ability to represent lines of constant true direction.